<template>
    <div class="goods-list">

        <!-- <router-link class="goods-item" v-for="item in goodslist" :key="item.id" :to="'/home/goodsinfo/'+item.id" tag="div">
          <img :src="item.img_url">
          <h1 class="title">{{item.title}}</h1>
          <div class="info">
              <p class="price">
                  <span class="now">￥{{item.sell_price}}</span>
                  <span class="old">￥{{item.market_price}}</span>
              </p>
              <p class="sell">
                  <span>热卖中</span>
                  <span>剩{{item.stock_quantity}}件</span>
              </p>
          </div> 
        </router-link> -->

        <!-- 在网页中，有两种跳转方式 -->
        <!-- 1.使用a标签 叫做标签跳转-->
        <!-- 2.使用window.location.href的形式，叫做编程式导航 -->
        <div class="goods-item" v-for="item in goodslist" :key="item.id" @click="goDetail(item.id)">
          <img :src="item.img_url">
          <h1 class="title">{{item.title}}</h1>
          <div class="info">
              <p class="price">
                  <span class="now">￥{{item.sell_price}}</span>
                  <span class="old">￥{{item.market_price}}</span>
              </p>
              <p class="sell">
                  <span>热卖中</span>
                  <span>剩{{item.stock_quantity}}件</span>
              </p>
          </div> 
        </div>

        <mt-button type="danger" size="large" @click="getMore">加载更多</mt-button>

    </div>
</template>

<script>
import {Toast} from 'mint-ui'
export default{
    data(){
        return{
            pageIndex:1,//默认展示第一页数据
            goodslist:[]//存放返回的商品列表数据
        }
    },
    created(){
        this.getGoodsList()
    },
    methods:{
        getGoodsList(){//获取商品列表
            this.$http.get('api/getgoods?pageindex='+this.pageIndex).then(result=>{
                if(result.body.status === 0){
                    // this.goodslist = result.body.message
                    this.goodslist = this.goodslist.concat(result.body.message)
                }
            })
        },
        getMore(){
           this.pageIndex++;
           this.getGoodsList();
           if(this.pageIndex>=3){
            Toast('没有更多商品了')
            console.log(this.pageIndex)
           }
        },
        goDetail(id){//使用js的形式进行路由导航
            //注意：区分this.$route和this.$router这两个对象
            //其中：this.$route是路由参数对象，所有路由中的参数，params,query都属于它
            //this.$router是路由导航对象，用它可以方便的使用js代码实现路由的前进，后退，跳转到新的URL地址

            //1.最简单的参数
            // this.$router.push('/home/goodsinfo/' + id);
            //2.传递对象
            //this.$router.push({path:"/home/goodsinfo/" + id})
            //3.传递一个命名的路由
            this.$router.push({name:"goodsinfo",params:{id}})
        }
    }
};
</script>

<style scoped>
.goods-list{
    display: flex;
    /*wrap让布局换行*/
    flex-wrap:wrap;
    /*给flex容器一个内边距*/
    padding: 7px;
    /*然后让内部item左右对齐 实现两列对其*/
    justify-content: space-between;
}
.goods-item{
    width:49%;
    border:1px solid #ccc;
    box-shadow: 0 0 8px #ccc;
    margin: 4px 0;
    padding: 2px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 293px;
}
img{
    width:100%;
}
.title{
    font-size: 14px;
}
.info{
    background-color: #eee;
}
p{
    margin: 0;
    padding: 5px;
}
.sell{
    display: flex;
    justify-content: space-between;
    font-size: 13px;
}
.now{
    color: red;
    font-weight: bold;
    font-size: 16px;
}
.old{
    text-decoration: line-through;
    font-size: 12px;
    margin-left: 10px;
}
</style>